Calculate the path length L2 if L1is 160, dispersion coefficient of L2 – McqOptions

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1.	Calculate the path length L2 if L1is 160, dispersion coefficient of L2 is 17, dispersion coefficient of L1 is -2.25 ps/nmkm.
A.	40 km
B.	20 km
C.	30 km
D.	10 km
Answer» C. 30 km

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